Will my child share the name Llewelyn with classmates?

Unlikely. With around 15 UK babies named Llewelyn per year, your child will almost certainly be the only Llewelyn in their class, and possibly the only one in the whole school.

Is Llewelyn becoming more or less popular in the UK?

Llewelyn is declining: down 274 places since 2020, to #1,705 in 2025. It peaked at #1,146 in 2017.

Is Llewelyn a good choice for a distinctive name?

Llewelyn is a distinctive choice sitting outside the mainstream UK top names. Parents choosing less common names often find their children appreciate the individuality as they grow up, rarely needing to add an initial to distinguish themselves.

Is Llewelyn a popular baby name in the United States?

Llewelyn does not appear in the US top 1,000 baby names, making it a distinctively British choice.

👦 Boy's name 💎 Relatively Unique UK #1705

Llewelyn

🗳️ Add Llewelyn to a family shortlist

Llewelyn is a distinctive choice, ranked #1705 in 2025. Your child is likely to be the only Llewelyn in their class.

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UK Rank 2025

#1705

About the Name Llewelyn

Llewelyn has seen a notable decline in recent years, dropping 86 places in five years. It was most popular in 2017 at #1146 — parents choosing it today are making a deliberately counter-trend decision. The name has been a consistent presence in UK records since 1996.

Llewelyn is uncommon in the UK, so your child is very likely to be the only Llewelyn in their class.